Wise Disk Cleaner is a user friendly, fast and easy to use application developed to free up disk space by deleting junk files that are no longer used by any software on your system. Even the least experienced user can easily remove junk files with this tool. Your hard disk is littered with junk files you don't need, taking up precious hard disk space, and potentially slowing down your PC's performance. There are files of all kinds, such as temporary files that applications should delete when they're no longer needed, and various log files, index files and backup files. You'd be amazed at how much space these junk files take up.
WinUtilities is an award winning collection of tools to optimize and speedup your system performance. this suite contains utilities to clean registry, temporary files on your disks, erase your application and internet browser history, cache and cookies. you can control startup programs that load automatically with windows, find duplicate files, fix broken shortcuts and uninstall unneeded software. other features include secure file deletion, recycle bin shredding, cleaning tasks scheduling and undelete deleted files.